BQLZR 10mm Thickness Cabinet Display Case Glass Door Security Lock With 2 Keys and Fitting Parts Replacment Silver Tone Door Lock No Drill This lock can adjust to fit various closing alignments. Adds style and security to stereo cabinets and showcases with glass doors Lock installation requires no drilling, and they can be used in glass 6mm to 9mm thick. Fits up to 3mm-10mm/0.12"-0.39" thick glass.